EM-580

Quadratics by factorisation

E Math · Secondary 3 · Medium · Quadratics by factorisation

1. $2x^2-7x-4=0$
2. $2x^2+7x-4=0$
3. $x^2-\dfrac{7}{2}x+2=0$
4. $x^2+\dfrac{7}{2}x-2=0$

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